diff --git a/Netch/Forms/MainForm.cs b/Netch/Forms/MainForm.cs
index c856319f..9338043d 100644
--- a/Netch/Forms/MainForm.cs
+++ b/Netch/Forms/MainForm.cs
@@ -255,13 +255,17 @@ namespace Netch.Forms
         private void SaveConfigs()
         {
             Global.Settings.ServerComboBoxSelectedIndex = ServerComboBox.SelectedIndex;
-            if (ModeComboBox.Tag is object[] list)
+            if (ModeComboBox.SelectedItem != null)
             {
-                Global.Settings.ModeComboBoxSelectedIndex = list.ToList().IndexOf(ModeComboBox.SelectedItem);
-            }
-            else
-            {
-                Global.Settings.ModeComboBoxSelectedIndex = ModeComboBox.Items.IndexOf(ModeComboBox.SelectedItem);
+
+                if (ModeComboBox.Tag is object[] list)
+                {
+                    Global.Settings.ModeComboBoxSelectedIndex = list.ToList().IndexOf(ModeComboBox.SelectedItem);
+                }
+                else
+                {
+                    Global.Settings.ModeComboBoxSelectedIndex = ModeComboBox.Items.IndexOf(ModeComboBox.SelectedItem);
+                }
             }
             Utils.Configuration.Save();
         }
diff --git a/build.ps1 b/build.ps1
index b1689cb8..48735de3 100644
--- a/build.ps1
+++ b/build.ps1
@@ -22,11 +22,13 @@ function Build-NetFrameworkx64
 
     Write-Host 'Build x64 Complete ,Started Copy bin,mode,i18n file'
     
-Copy-Item "$mainDir\binaries" -destination "$net_baseoutput\x64\Release\win-x64\bin" -recurse
+Copy-Item "$mainDir\translations\i18n\*" "$net_baseoutput\x64\Release\win-x64\i18n" -recurse
 
-Copy-Item "$mainDir\translations\i18n" "$net_baseoutput\x64\Release\win-x64\i18n" -recurse
+Copy-Item "$mainDir\modes\mode\*" "$net_baseoutput\x64\Release\win-x64\mode" -recurse
 
-Copy-Item "$mainDir\modes\mode" "$net_baseoutput\x64\Release\win-x64\mode" -recurse
+Remove-Item -path "$net_baseoutput\x64\Release\win-x64\bin\tap-driver"
+
+Copy-Item "$mainDir\binaries\*" -destination "$net_baseoutput\x64\Release\win-x64\bin" -recurse
 
     Write-Host 'Netch Build ALL DONE'